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how do new viruses arise - ✔✔ mutation of existing viruses spread to new host species what is the expected phenotypic ratio in the F2 generation from a true-breeding monohybrid cross? - ✔✔3 dominant to 1 recessive blood type is an example of - ✔✔Multiple allele and co-dominance in humans, the _________ determines the sex of the offspring because ______________. - ✔✔male... the male can either contribute an X or a Y chromosome ___________ is defined as an organism's expressed physical traits - ✔✔phenotype embryonic stem cells are - ✔✔totipotent in eukaryotic cells, translation occurs in the nucleus and transcription occurs in the cytoplasm - ✔✔false mendel used _____ for his experiments - ✔✔garden sweet peas one of the question early genticits had to answer was how only four nucleotides can specify placement of 20 amino acids in proteins. Today we know that ________, a sequence of three adjacent nucleotides, determine the insertion of a specific amino acid in a polypeptide chain -
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how do new viruses arise - ✔✔ mutation of existing viruses spread to new host species what is the expected phenotypic ratio in the F2 generation from a true-breeding monohybrid cross? - ✔✔3 dominant to 1 recessive blood type is an example of - ✔✔Multiple allele and co-dominance in humans, the _________ determines the sex of the offspring because ______________. - ✔✔male... the male can either contribute an X or a Y chromosome ___________ is defined as an organism's expressed physical traits - ✔✔phenotype embryonic stem cells are - ✔✔totipotent in eukaryotic cells, translation occurs in the nucleus and transcription occurs in the cytoplasm - ✔✔false mendel used _____ for his experiments - ✔✔garden sweet peas one of the question early genticits had to answer was how only four nucleotides can specify placement of 20 amino acids in proteins. Today we know that ________, a sequence of three adjacent nucleotides, determine the insertion of a specific amino acid in a polypeptide chain - ✔✔Codon dominant genes are always expressed phenotypically - ✔✔true
a _______ is used to determine the genotype of an unknown animal - ✔✔testcross which of the following represents an individual that is homozygous for the dominant trait - ✔✔QQ which of the following is in the correct sequential order - ✔✔a better breed of corn is created through artificial selection, a tadpole is clones, a test tube baby is born, dolly is born which of the following statements is true - ✔✔scientist have been able to successfully product machines by genetic engineering which of mendels laws is represented by the following statement: Alleles of each homologous pair separate independently during gamete formation? - ✔✔law of independent assortment who is considered the grandfather of genetics - ✔✔gregor mendel DNA technology has revolutionized forensic science. several unsolved cases have been solved with this type of evidence, and some convicted persons have been exonerated with DNA evidence. Based on the forensic DNA evidence in the image who committed the crime? - ✔✔suspect 2 who won the novel prize for the discovery of the structer of DNA? - ✔✔watson and crick the scientific study of heredity is called - ✔✔genetics the impact of a single gene one more than one characteristic is an example of ______ inheritance - ✔✔pieiotropy which of the following choices best defines 'recombinant DNA technology'? - ✔✔combining genes from different species which is the correct math for blood type and antibody - ✔✔Type O has both A and B antibodies
mutations can be good, bad or result in no change depending on - ✔✔all of the above which of the following is NOT one of the four components of the hypothesis of inheritance? - ✔✔inherited pairs of genes are found in each of the parental crosses color-blindness is an example of - ✔✔an X-linked gene there has been a lot of discussion about stem cell research in mainstream literature. Stem cells can come from all of the following except: - ✔✔stems cells can come from all of these sources what technique can be used to investigate murders, determine paternity or maternity and study with ancient DNA? - ✔✔DNA profiling dolly was actually a clone of which sheep - ✔✔mom 2 HIV requires an enzyme called __________ to convert its RNA genome to a DNA version - ✔✔reverse transcriptase is a person has two different copies of the same gene, they are said to be - ✔✔homozygous which is NOT TRUE about humulin - ✔✔it caused more adverse reaction in humans as compared to insulin from cows and pigs what is the type of technology show in the image - ✔✔gel electrophoresis in humans free earlobes are dominant over attached earlobes. what are the possible genotypes of offspring from a cros between parents that are Ee and ee - ✔✔Ee and ee what is the expect phenotypic ratio in the F1 generating breeding monohybrid cross - ✔✔all dominant
in giraffes, long necks (N) are dominant to short necks (n). what is the phenotype of Nn? - ✔✔long necked which of the following is NOT true - ✔✔a flow of genetic information in a cell is RNA to DNA to protein reproductive cloning is used to create whole organisms called clones - ✔✔true although all of the cells in your body contain a complete set of DNA, different types of cells arise because __________ - ✔✔different genes are switched on and off in each type of cell one strand of a DNA molecule has the base sequence TGGCAT. the complimentary base sequence for DNA is? - ✔✔ACCGTA in DNA, the nucleotides are on the outside of the double helix - ✔✔false allele - ✔✔one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome dominant - ✔✔If the two alleles of an inherited pair differ, then one determines the organism's appearance recessive - ✔✔the other has no noticeable effect on the organism's appearance homozygous - ✔✔when an organism has identical alleles for a gene heterozygous - ✔✔when an organism has different alleles for a gene genotype - ✔✔an organism's genetic makeup there should be two copies of each gene
P generation - ✔✔parental generation, the first two individuals that mate in a genetic cross F1 generation - ✔✔the first generation of offspring obtained from an experimental cross of two organisms F2 generation - ✔✔offspring of the F1 generation reverse transcriptase - ✔✔an enzyme that catalyzes the formation of DNA from an RNA template in reverse transcription cloning - ✔✔make an identical copy regeneration - ✔✔the action or process of regenerating or being regenerated, the formation of new animal and plant tissue differentiated - ✔✔the process by which cells or tissues undergo a change toward a more specialized form or function PCR - ✔✔ploymerase chain reaction: to amplify a single copy or a dew copies of a piece of DNA across several orders of magnitude, generating thousands to millions copies of a particular DNA sequence gel electrophoresis - ✔✔separate mixtures of DNA, RNA, and proteins according to molecular size mutation - ✔✔is any change in the nucleotide sequence of DNA